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180222 (2003 UA98)
Classification: Main-belt Asteroid          SPK-ID: 2180222
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089967892581115 3.1764e-08  
a 2.306820037520721 9.9473e-09 au
q 2.055384060034686 7.6509e-08 au
i 7.63344078847478 3.9269e-06 deg
node 96.66612371488017 2.7226e-05 deg
peri 300.9855746743083 3.3909e-05 deg
M 328.4461252563864 1.937e-05 deg
tp 2459312.668056747984
(2021-Apr-08.16805675)
6.9006e-05 TDB
period 1279.73191113231
3.50
8.2775e-06
2.266e-08
d
yr
n .2813089185855115 1.8196e-09 deg/d
Q 2.558256015006756 1.1032e-08 au
  Orbit Determination Parameters
   # obs. used (total)      560  
   data-arc span      7147 days (19.57 yr)  
   first obs. used      2001-02-16  
   last obs. used      2020-09-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:39  

Additional Information
 Earth MOID = 1.07459 au 
 Jupiter MOID = 2.80116 au 
 T_jup = 3.568 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.71   n/a E2021B55  

180222 (2003 UA98)          Discovered 2003-Oct-19 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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